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The architecture of Windows NT, a line of operating systems produced and sold by Microsoft, is a layered design that consists of two main components, user mode and kernel mode. It is a preemptive, reentrant multitasking operating system, which has been designed to work with uniprocessor and symmetrical multiprocessor (SMP)-based computers.
Windows NT is a proprietary graphical operating system produced by Microsoft as part of its Windows product line, the first version of which was released on July 27, 1993, and it lives on today since the latest version of Windows, 11, includes its technology.
Product line. As of 2024, the only active top-level family is Windows NT. The first version, Windows NT 3.1, was intended for server computing and corporate workstations. It grew into a product line of its own and now consists of four sub-families that tend to be released almost simultaneously and share the same kernel.
Windows NT version 3.51 was Microsoft's entry into this field, and took away market share from Novell (the dominant player) in the following years. One of Microsoft's biggest advances initially developed for Windows NT was a new 32-bit API, to replace the legacy 16-bit Windows API.
Windows NT 4.0 is a preemptively multitasked, [8] 32-bit operating system that is designed to work with either uniprocessor or symmetric multi-processor computers. It was Microsoft's primary business-oriented operating system until the introduction of Windows 2000.
Development history. As Windows NT. Release. Operating system goals. Features. Architecture. System. Included programs. System requirements. Reception. References. External links. Windows NT 3.1 is the first major release of the Windows NT operating system developed by Microsoft, released on July 27, 1993.
Windows NT 4.0 is a preemptively multitasked [6] graphical operating system, designed to work with either a single processor or symmetric multi-processor computers. It was part of Microsoft 's Windows NT family of operating systems and was released to manufacturing on 31 July 1996. [1] .
